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JPG to PNG

This free tool lets you quickly convert JPG (JPEG) images to PNG for cleaner edges and transparency support. Perfect for logos, UI assets, and graphics that need crisp output.

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Input

Sets the mode of resizing the image. "Max" resizes the image to fit within the width and height, but will not increase the size of the image if it is smaller than width or height. "Crop" resizes the image to fill the width and height dimensions and crops any excess image data. "Scale" enforces the image width and height by scaling.
Lower values give better compression (at the cost of image quality)
Strip the image of any profiles, EXIF, and comments to reduce size
Correctly orient the image using the gravity sensor data stored in EXIF

What is a JPG (JPEG) file?

A JPG (JPEG) file is a compressed, lossy image format designed for photos. It keeps file sizes small while preserving decent visual quality, but it does not support transparency.

What is a PNG (Portable Network Graphics) file?

A PNG file uses lossless compression and supports transparency, making it ideal for logos, UI elements, and graphics with sharp edges. PNGs are typically larger than JPGs but preserve exact pixels.

How to convert JPG to PNG in simple steps

  • Open the Converter: Go to the TestMu AI JPG to PNG Converter section.
  • Upload Your JPG Image: Drag and drop your JPG file into the upload area, or click to browse and select your image. (You can also paste an image directly.)
  • Resize (Optional): Under “Resize Output Image,” choose to keep the original size or set custom dimensions (width × height).
  • Adjust Fit Mode: In the “Fit” option, select how the image should adapt to the new size:
    • Max: fits within dimensions without stretching.
    • Crop: fills the size and crops the extra area.
    • Scale: stretches the image to match the width and height.
  • Set Quality (Optional): Enter a value between 1 and 100. Higher numbers give better quality but larger file size; lower values compress more and reduce size.
  • Additional Options:
    • Strip: Remove EXIF data, color profiles, and comments to reduce file size.
    • Auto Orient: Automatically rotates the image based on its EXIF orientation data.
  • Convert the Image: Click the Convert button to start the process.
  • Download Your PNG: Once done, click Download to save the PNG file.

What are the differences between JPG and PNG?

The JPG and PNG formats are both used to store digital images, but they serve different purposes. The table below explains their main differences in an easy-to-understand way:

Feature JPG (JPEG) PNG (Portable Network Graphics)
File Size Smaller, because it compresses photos efficiently. Usually larger, because it preserves exact pixels losslessly.
Image Quality Lossy compression; some detail is discarded. Lossless compression; preserves full detail.
Transparency No transparency support. Supports transparent and semi-transparent images.
Best Use Best for photos and complex imagery. Best for graphics, logos, and UI assets.
Compatibility Works on almost all devices and browsers. Works on almost all devices and browsers.

Key Features of the TestMu AI JPG to PNG Tool

Here’s why you’ll love using this converter:

  • Easy to use: Upload, drop, or paste your JPG file in seconds.
  • Instant conversion: Get your PNG file with just one click.
  • Resize options: Keep the original size or set custom dimensions.
  • Smart fit modes: Choose Fit, Crop, Scale, or Max to get the perfect dimensions.
  • Quality control: Adjust quality to balance between a smaller file size and image clarity.
  • Strip metadata: Remove extra info like EXIF and color profiles to reduce size.
  • Auto orientation: Fix rotation issues if your image was saved sideways.
  • Safe & private: Files are processed in your browser, so nothing is stored on our servers.

Why should you use it?

Here’s what makes this tool handy:

  • No installation: Works completely online in your browser, no downloads needed.
  • Super easy: Drag, drop, or upload your JPG file and get a PNG instantly.
  • Resize as you like: Keep the original size or set your own dimensions.
  • Choose how it fits: Options like Fit, Crop, Scale, or Max so your PNG looks just right.
  • Quality control:Adjust the quality to balance between file size and image sharpness by putting the quality value between 1 to 100.
  • Remove extra data: Strip out hidden info like EXIF data to make your file smaller.
  • Auto orientation: Fixes images that appear sideways or upside down.
  • Safe to use: The whole process happens in your browser; nothing gets stored on servers.

Why Convert JPG to PNG?

  • Transparency: PNG lets you keep or add transparent backgrounds.
  • Sharper edges: PNG preserves crisp lines for text, logos, and UI.
  • Lossless output: PNG keeps every pixel exactly as exported.
  • Editing flexibility: PNGs handle repeated edits better than JPGs.

Frequently Asked Questions

Is it possible to convert JPG to PNG without losing quality?

JPG is already lossy, so conversion to PNG won't restore lost detail. The PNG output is lossless, but it matches the quality of the original JPG.

How long does it take to convert JPG to PNG?

The conversion takes only a few seconds per file, depending on your internet speed and file size. You can instantly download the converted PNG after the process.

Is the JPG to PNG converter free to use?

Yes, TestMu AI's JPG to PNG converter is free to use with no hidden costs, sign-ups, or watermarks.

Are my files safe during conversion?

Definitely. All uploaded files are processed locally and never stored on our servers to ensure your privacy and data safety.

Can I use the converted PNG images for commercial purposes?

Yes, once converted, your PNG images are completely yours. You can use them freely for personal or commercial projects without restrictions.

Are there any limitations on file size or usage?

Our tool is designed for convenience and can handle most standard JPG file sizes. For extremely large files, conversion time may vary slightly, but there's no strict size limit for normal usage.

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